Year	Cubic Meters
1990	0
1991	1740
1992	1780
1993	1570
1994	1610
1995	1650
1996	1710
1997	1830
1998	1830
1999	1860
2000	2100
2001	2130
2002	2160
2003	2200
2004	2230
2005	2260
2006	2300
2007	2330
2008	2370
2009	2410
2010	2440
2011	2480